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<script>
	//循环语句
	//打印出48的约数   能被整除(求余为0)的就是约数
	//穷举法   1,2,3,4......48
	for(var i = 1; i <= 48; i++){ //i=?
		//具体哪一个是它的约数
		if(48 % i == 0){
			console.log(i);
		}
	};
	console.log('最后i为'+i);
</script>
